From e75fa9b1f9d430edeb848db329f924996bc964d6 Mon Sep 17 00:00:00 2001 From: Sachin Kamat Date: Fri, 3 May 2013 14:39:19 +0530 Subject: ASoC: Samsung: Remove redundant platform_set_drvdata() Commit 0998d06310 (device-core: Ensure drvdata = NULL when no driver is bound) removes the need to set driver data field to NULL. Signed-off-by: Sachin Kamat Signed-off-by: Mark Brown --- sound/soc/samsung/smdk_wm8580pcm.c | 1 - sound/soc/samsung/smdk_wm8994pcm.c | 1 - 2 files changed, 2 deletions(-) (limited to 'sound/soc/samsung') diff --git a/sound/soc/samsung/smdk_wm8580pcm.c b/sound/soc/samsung/smdk_wm8580pcm.c index e43bd4294f99..23a9204b106d 100644 --- a/sound/soc/samsung/smdk_wm8580pcm.c +++ b/sound/soc/samsung/smdk_wm8580pcm.c @@ -176,7 +176,6 @@ static int snd_smdk_probe(struct platform_device *pdev) static int snd_smdk_remove(struct platform_device *pdev) { snd_soc_unregister_card(&smdk_pcm); - platform_set_drvdata(pdev, NULL); return 0; } diff --git a/sound/soc/samsung/smdk_wm8994pcm.c b/sound/soc/samsung/smdk_wm8994pcm.c index 3688a32000a2..0c84ca099612 100644 --- a/sound/soc/samsung/smdk_wm8994pcm.c +++ b/sound/soc/samsung/smdk_wm8994pcm.c @@ -146,7 +146,6 @@ static int snd_smdk_probe(struct platform_device *pdev) static int snd_smdk_remove(struct platform_device *pdev) { snd_soc_unregister_card(&smdk_pcm); - platform_set_drvdata(pdev, NULL); return 0; } -- cgit v1.2.3 From 200ceb962f7b00815259bf3cb2df5a0ac15eb99d Mon Sep 17 00:00:00 2001 From: Barry Song Date: Sat, 18 May 2013 20:25:00 +0800 Subject: ASoC: dfbmcs320: make the driver common for other BT modules DFBM-CS320 is only one of bluetooth modules using CSR bluetooth chips, we don't want everyone to have a seperate codec driver. anyway, the feature of Bluetooth SCO is same on all platforms, so this patch makes the DFBM-CS320 driver become a common BT SCO link driver. Signed-off-by: Barry Song Signed-off-by: Mark Brown --- sound/soc/codecs/Kconfig | 4 +-- sound/soc/codecs/Makefile | 4 +-- sound/soc/codecs/bt-sco.c | 71 ++++++++++++++++++++++++++++++++++++++ sound/soc/codecs/dfbmcs320.c | 62 --------------------------------- sound/soc/samsung/Kconfig | 2 +- sound/soc/samsung/neo1973_wm8753.c | 2 +- 6 files changed, 77 insertions(+), 68 deletions(-) create mode 100644 sound/soc/codecs/bt-sco.c delete mode 100644 sound/soc/codecs/dfbmcs320.c (limited to 'sound/soc/samsung') diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 2f45f00e31b0..395fda22ade4 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -40,7 +40,7 @@ config SND_SOC_ALL_CODECS select SND_SOC_DA7213 if I2C select SND_SOC_DA732X if I2C select SND_SOC_DA9055 if I2C - select SND_SOC_DFBMCS320 + select SND_SOC_BT_SCO select SND_SOC_ISABELLE if I2C select SND_SOC_JZ4740_CODEC select SND_SOC_LM4857 if I2C @@ -263,7 +263,7 @@ config SND_SOC_DA732X config SND_SOC_DA9055 tristate -config SND_SOC_DFBMCS320 +config SND_SOC_BT_SCO tristate config SND_SOC_DMIC diff --git a/sound/soc/codecs/Makefile b/sound/soc/codecs/Makefile index b9e41c9a1f4c..5ba9be87e472 100644 --- a/sound/soc/codecs/Makefile +++ b/sound/soc/codecs/Makefile @@ -27,7 +27,7 @@ snd-soc-da7210-objs := da7210.o snd-soc-da7213-objs := da7213.o snd-soc-da732x-objs := da732x.o snd-soc-da9055-objs := da9055.o -snd-soc-dfbmcs320-objs := dfbmcs320.o +snd-soc-bt-sco-objs := bt-sco.o snd-soc-dmic-objs := dmic.o snd-soc-isabelle-objs := isabelle.o snd-soc-jz4740-codec-objs := jz4740.o @@ -154,7 +154,7 @@ obj-$(CONFIG_SND_SOC_DA7210) += snd-soc-da7210.o obj-$(CONFIG_SND_SOC_DA7213) += snd-soc-da7213.o obj-$(CONFIG_SND_SOC_DA732X) += snd-soc-da732x.o obj-$(CONFIG_SND_SOC_DA9055) += snd-soc-da9055.o -obj-$(CONFIG_SND_SOC_DFBMCS320) += snd-soc-dfbmcs320.o +obj-$(CONFIG_SND_SOC_BT_SCO) += snd-soc-bt-sco.o obj-$(CONFIG_SND_SOC_DMIC) += snd-soc-dmic.o obj-$(CONFIG_SND_SOC_ISABELLE) += snd-soc-isabelle.o obj-$(CONFIG_SND_SOC_JZ4740_CODEC) += snd-soc-jz4740-codec.o diff --git a/sound/soc/codecs/bt-sco.c b/sound/soc/codecs/bt-sco.c new file mode 100644 index 000000000000..a081d9fcb166 --- /dev/null +++ b/sound/soc/codecs/bt-sco.c @@ -0,0 +1,71 @@ +/* + * Driver for generic Bluetooth SCO link + * Copyright 2011 Lars-Peter Clausen + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + */ + +#include +#include +#include + +#include + +static struct snd_soc_dai_driver bt_sco_dai = { + .name = "bt-sco-pcm", + .playback = { + .channels_min = 1, + .channels_max = 1, + .rates = SNDRV_PCM_RATE_8000, + .formats = SNDRV_PCM_FMTBIT_S16_LE, + }, + .capture = { + .channels_min = 1, + .channels_max = 1, + .rates = SNDRV_PCM_RATE_8000, + .formats = SNDRV_PCM_FMTBIT_S16_LE, + }, +}; + +static struct snd_soc_codec_driver soc_codec_dev_bt_sco; + +static int bt_sco_probe(struct platform_device *pdev) +{ + return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_bt_sco, + &bt_sco_dai, 1); +} + +static int bt_sco_remove(struct platform_device *pdev) +{ + snd_soc_unregister_codec(&pdev->dev); + + return 0; +} + +static struct platform_device_id bt_sco_driver_ids[] = { + { + .name = "dfbmcs320", + }, + {}, +}; +MODULE_DEVICE_TABLE(platform, bt_sco_driver_ids); + +static struct platform_driver bt_sco_driver = { + .driver = { + .name = "bt-sco", + .owner = THIS_MODULE, + }, + .probe = bt_sco_probe, + .remove = bt_sco_remove, + .id_table = bt_sco_driver_ids, +}; + +module_platform_driver(bt_sco_driver); + +MODULE_AUTHOR("Lars-Peter Clausen "); +MODULE_DESCRIPTION("ASoC generic bluethooth sco link driver"); +MODULE_LICENSE("GPL"); diff --git a/sound/soc/codecs/dfbmcs320.c b/sound/soc/codecs/dfbmcs320.c deleted file mode 100644 index 4f4f7f41a7d1..000000000000 --- a/sound/soc/codecs/dfbmcs320.c +++ /dev/null @@ -1,62 +0,0 @@ -/* - * Driver for the DFBM-CS320 bluetooth module - * Copyright 2011 Lars-Peter Clausen - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#include -#include -#include - -#include - -static struct snd_soc_dai_driver dfbmcs320_dai = { - .name = "dfbmcs320-pcm", - .playback = { - .channels_min = 1, - .channels_max = 1, - .rates = SNDRV_PCM_RATE_8000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, - .capture = { - .channels_min = 1, - .channels_max = 1, - .rates = SNDRV_PCM_RATE_8000, - .formats = SNDRV_PCM_FMTBIT_S16_LE, - }, -}; - -static struct snd_soc_codec_driver soc_codec_dev_dfbmcs320; - -static int dfbmcs320_probe(struct platform_device *pdev) -{ - return snd_soc_register_codec(&pdev->dev, &soc_codec_dev_dfbmcs320, - &dfbmcs320_dai, 1); -} - -static int dfbmcs320_remove(struct platform_device *pdev) -{ - snd_soc_unregister_codec(&pdev->dev); - - return 0; -} - -static struct platform_driver dfmcs320_driver = { - .driver = { - .name = "dfbmcs320", - .owner = THIS_MODULE, - }, - .probe = dfbmcs320_probe, - .remove = dfbmcs320_remove, -}; - -module_platform_driver(dfmcs320_driver); - -MODULE_AUTHOR("Lars-Peter Clausen "); -MODULE_DESCRIPTION("ASoC DFBM-CS320 bluethooth module driver"); -MODULE_LICENSE("GPL"); diff --git a/sound/soc/samsung/Kconfig b/sound/soc/samsung/Kconfig index 475fb0d8b3c6..ae0ea87b7d7b 100644 --- a/sound/soc/samsung/Kconfig +++ b/sound/soc/samsung/Kconfig @@ -39,7 +39,7 @@ config SND_SOC_SAMSUNG_NEO1973_WM8753 depends on SND_SOC_SAMSUNG && MACH_NEO1973_GTA02 select SND_S3C24XX_I2S select SND_SOC_WM8753 - select SND_SOC_DFBMCS320 + select SND_SOC_SCO help Say Y here to enable audio support for the Openmoko Neo1973 Smartphones. diff --git a/sound/soc/samsung/neo1973_wm8753.c b/sound/soc/samsung/neo1973_wm8753.c index e591c386917a..807db417d234 100644 --- a/sound/soc/samsung/neo1973_wm8753.c +++ b/sound/soc/samsung/neo1973_wm8753.c @@ -373,7 +373,7 @@ static struct snd_soc_dai_link neo1973_dai[] = { { /* Voice via BT */ .name = "Bluetooth", .stream_name = "Voice", - .cpu_dai_name = "dfbmcs320-pcm", + .cpu_dai_name = "bt-sco-pcm", .codec_dai_name = "wm8753-voice", .codec_name = "wm8753.0-001a", .ops = &neo1973_voice_ops, -- cgit v1.2.3 From 939d3c6a6c56d1db6ab7e44ddf11de60f0122d1a Mon Sep 17 00:00:00 2001 From: Charles Keepax Date: Mon, 27 May 2013 09:46:53 +0100 Subject: ASoC: bells: Hookup DMICs for Bells Signed-off-by: Charles Keepax Signed-off-by: Mark Brown --- sound/soc/samsung/bells.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'sound/soc/samsung') diff --git a/sound/soc/samsung/bells.c b/sound/soc/samsung/bells.c index ceed466af9ff..29e246803626 100644 --- a/sound/soc/samsung/bells.c +++ b/sound/soc/samsung/bells.c @@ -350,8 +350,16 @@ static struct snd_soc_codec_conf bells_codec_conf[] = { }, }; +static struct snd_soc_dapm_widget bells_widgets[] = { + SND_SOC_DAPM_MIC("DMIC", NULL), +}; + static struct snd_soc_dapm_route bells_routes[] = { { "Sub CLK_SYS", NULL, "OPCLK" }, + + { "DMIC", NULL, "MICBIAS2" }, + { "IN2L", NULL, "DMIC" }, + { "IN2R", NULL, "DMIC" }, }; static struct snd_soc_card bells_cards[] = { @@ -365,6 +373,8 @@ static struct snd_soc_card bells_cards[] = { .late_probe = bells_late_probe, + .dapm_widgets = bells_widgets, + .num_dapm_widgets = ARRAY_SIZE(bells_widgets), .dapm_routes = bells_routes, .num_dapm_routes = ARRAY_SIZE(bells_routes), @@ -383,6 +393,8 @@ static struct snd_soc_card bells_cards[] = { .late_probe = bells_late_probe, + .dapm_widgets = bells_widgets, + .num_dapm_widgets = ARRAY_SIZE(bells_widgets), .dapm_routes = bells_routes, .num_dapm_routes = ARRAY_SIZE(bells_routes), @@ -401,6 +413,8 @@ static struct snd_soc_card bells_cards[] = { .late_probe = bells_late_probe, + .dapm_widgets = bells_widgets, + .num_dapm_widgets = ARRAY_SIZE(bells_widgets), .dapm_routes = bells_routes, .num_dapm_routes = ARRAY_SIZE(bells_routes), -- cgit v1.2.3 From 04c9548c78f7bb00c438cb8005bf4ec25b5720fe Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Fri, 21 Jun 2013 18:09:49 +0200 Subject: ASoC: samsung: Fix a typo of CONFIG_SND_SOC_BT_SCO ... instead of CONFIG_SND_SOC_SCO. Introduced in the commit 200ceb96. Signed-off-by: Takashi Iwai --- sound/soc/samsung/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'sound/soc/samsung') diff --git a/sound/soc/samsung/Kconfig b/sound/soc/samsung/Kconfig index ae0ea87b7d7b..9855dfc3e3ec 100644 --- a/sound/soc/samsung/Kconfig +++ b/sound/soc/samsung/Kconfig @@ -39,7 +39,7 @@ config SND_SOC_SAMSUNG_NEO1973_WM8753 depends on SND_SOC_SAMSUNG && MACH_NEO1973_GTA02 select SND_S3C24XX_I2S select SND_SOC_WM8753 - select SND_SOC_SCO + select SND_SOC_BT_SCO help Say Y here to enable audio support for the Openmoko Neo1973 Smartphones. -- cgit v1.2.3 From 5d45ee3cdbca031d3a59422314f4d65dfacdc03b Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Wed, 26 Jun 2013 10:29:02 +0100 Subject: ASoC: samsung-ac97: Use devm_clk_get() Reviewed-by: Jingoo Han Signed-off-by: Mark Brown --- sound/soc/samsung/ac97.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'sound/soc/samsung') diff --git a/sound/soc/samsung/ac97.c b/sound/soc/samsung/ac97.c index cb88ead98917..1c85999f3fc3 100644 --- a/sound/soc/samsung/ac97.c +++ b/sound/soc/samsung/ac97.c @@ -440,7 +440,7 @@ static int s3c_ac97_probe(struct platform_device *pdev) goto err1; } - s3c_ac97.ac97_clk = clk_get(&pdev->dev, "ac97"); + s3c_ac97.ac97_clk = devm_clk_get(&pdev->dev, "ac97"); if (IS_ERR(s3c_ac97.ac97_clk)) { dev_err(&pdev->dev, "ac97 failed to get ac97_clock\n"); ret = -ENODEV; @@ -480,7 +480,6 @@ err5: err4: err3: clk_disable_unprepare(s3c_ac97.ac97_clk); - clk_put(s3c_ac97.ac97_clk); err2: iounmap(s3c_ac97.regs); err1: @@ -501,7 +500,6 @@ static int s3c_ac97_remove(struct platform_device *pdev) free_irq(irq_res->start, NULL); clk_disable_unprepare(s3c_ac97.ac97_clk); - clk_put(s3c_ac97.ac97_clk); iounmap(s3c_ac97.regs); -- cgit v1.2.3 From 25fd0bfd53b96f774f49aa333b02d2f3a07d68fe Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Wed, 26 Jun 2013 10:34:37 +0100 Subject: ASoC: samsung-ac97: Convert to devm_ioremap_resource() Reviewed-by: Jingoo Han Signed-off-by: Mark Brown --- sound/soc/samsung/ac97.c | 26 ++++---------------------- 1 file changed, 4 insertions(+), 22 deletions(-) (limited to 'sound/soc/samsung') diff --git a/sound/soc/samsung/ac97.c b/sound/soc/samsung/ac97.c index 1c85999f3fc3..04d7fd461484 100644 --- a/sound/soc/samsung/ac97.c +++ b/sound/soc/samsung/ac97.c @@ -417,11 +417,9 @@ static int s3c_ac97_probe(struct platform_device *pdev) return -ENXIO; } - if (!request_mem_region(mem_res->start, - resource_size(mem_res), "ac97")) { - dev_err(&pdev->dev, "Unable to request register region\n"); - return -EBUSY; - } + s3c_ac97.regs = devm_ioremap_resource(&pdev->dev, mem_res); + if (IS_ERR(s3c_ac97.regs)) + return PTR_ERR(s3c_ac97.regs); s3c_ac97_pcm_out.channel = dmatx_res->start; s3c_ac97_pcm_out.dma_addr = mem_res->start + S3C_AC97_PCM_DATA; @@ -433,13 +431,6 @@ static int s3c_ac97_probe(struct platform_device *pdev) init_completion(&s3c_ac97.done); mutex_init(&s3c_ac97.lock); - s3c_ac97.regs = ioremap(mem_res->start, resource_size(mem_res)); - if (s3c_ac97.regs == NULL) { - dev_err(&pdev->dev, "Unable to ioremap register region\n"); - ret = -ENXIO; - goto err1; - } - s3c_ac97.ac97_clk = devm_clk_get(&pdev->dev, "ac97"); if (IS_ERR(s3c_ac97.ac97_clk)) { dev_err(&pdev->dev, "ac97 failed to get ac97_clock\n"); @@ -481,16 +472,13 @@ err4: err3: clk_disable_unprepare(s3c_ac97.ac97_clk); err2: - iounmap(s3c_ac97.regs); -err1: - release_mem_region(mem_res->start, resource_size(mem_res)); return ret; } static int s3c_ac97_remove(struct platform_device *pdev) { - struct resource *mem_res, *irq_res; + struct resource *irq_res; asoc_dma_platform_unregister(&pdev->dev); snd_soc_unregister_component(&pdev->dev); @@ -501,12 +489,6 @@ static int s3c_ac97_remove(struct platform_device *pdev) clk_disable_unprepare(s3c_ac97.ac97_clk); - iounmap(s3c_ac97.regs); - - mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (mem_res) - release_mem_region(mem_res->start, resource_size(mem_res)); - return 0; } -- cgit v1.2.3 From b047e1cce8fe32475ab61846772943a5e4c0a908 Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Wed, 26 Jun 2013 12:45:59 +0100 Subject: ASoC: ac97: Support multi-platform AC'97 Currently we can only have a single platform built in with AC'97 support due to the use of a global variable to provide the bus operations. Fix this by making that variable a pointer and having the bus drivers set the operations prior to registering. This is not a particularly good or nice approach but it avoids blocking multiplatform and a real fix involves fixing the fairly deep problems with AC'97 support - we should be converting it to a real bus. Acked-by: Arnd Bergmann Reviewed-by: Stephen Warren Signed-off-by: Mark Brown --- include/sound/soc.h | 4 +++- sound/soc/au1x/ac97c.c | 7 +++++-- sound/soc/au1x/psc-ac97.c | 7 +++++-- sound/soc/blackfin/bf5xx-ac97.c | 11 +++++++++-- sound/soc/cirrus/ep93xx-ac97.c | 10 ++++++++-- sound/soc/codecs/ac97.c | 7 ++++--- sound/soc/codecs/ad1980.c | 12 ++++++------ sound/soc/codecs/stac9766.c | 22 +++++++++++----------- sound/soc/codecs/wm9705.c | 14 +++++++------- sound/soc/codecs/wm9712.c | 18 +++++++++--------- sound/soc/codecs/wm9713.c | 18 +++++++++--------- sound/soc/fsl/imx-ssi.c | 11 +++++++++-- sound/soc/fsl/mpc5200_psc_ac97.c | 10 ++++++++-- sound/soc/nuc900/nuc900-ac97.c | 11 ++++++++--- sound/soc/pxa/pxa2xx-ac97.c | 8 ++++++-- sound/soc/samsung/ac97.c | 12 +++++++++--- sound/soc/sh/hac.c | 8 ++++++-- sound/soc/soc-core.c | 16 ++++++++++++++++ sound/soc/tegra/tegra20_ac97.c | 12 ++++++++++-- sound/soc/txx9/txx9aclc-ac97.c | 8 ++++++-- 20 files changed, 154 insertions(+), 72 deletions(-) (limited to 'sound/soc/samsung') diff --git a/include/sound/soc.h b/include/sound/soc.h index 85c15226103b..6eabee7ec15a 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -340,7 +340,7 @@ struct snd_soc_jack_gpio; typedef int (*hw_write_t)(void *,const char* ,int); -extern struct snd_ac97_bus_ops soc_ac97_ops; +extern struct snd_ac97_bus_ops *soc_ac97_ops; enum snd_soc_control_type { SND_SOC_I2C = 1, @@ -467,6 +467,8 @@ int snd_soc_new_ac97_codec(struct snd_soc_codec *codec, struct snd_ac97_bus_ops *ops, int num); void snd_soc_free_ac97_codec(struct snd_soc_codec *codec); +int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops); + /* *Controls */ diff --git a/sound/soc/au1x/ac97c.c b/sound/soc/au1x/ac97c.c index a51dabe20cbb..d6f7694fcad4 100644 --- a/sound/soc/au1x/ac97c.c +++ b/sound/soc/au1x/ac97c.c @@ -179,13 +179,12 @@ static void au1xac97c_ac97_cold_reset(struct snd_ac97 *ac97) } /* AC97 controller operations */ -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops ac97c_bus_ops = { .read = au1xac97c_ac97_read, .write = au1xac97c_ac97_write, .reset = au1xac97c_ac97_cold_reset, .warm_reset = au1xac97c_ac97_warm_reset, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); /* globals be gone! */ static int alchemy_ac97c_startup(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) @@ -272,6 +271,10 @@ static int au1xac97c_drvprobe(struct platform_device *pdev) platform_set_drvdata(pdev, ctx); + ret = snd_soc_set_ac97_ops(&ac97c_bus_ops); + if (ret) + return ret; + ret = snd_soc_register_component(&pdev->dev, &au1xac97c_component, &au1xac97c_dai_driver, 1); if (ret) diff --git a/sound/soc/au1x/psc-ac97.c b/sound/soc/au1x/psc-ac97.c index a97ba1367b69..a822ab822bb7 100644 --- a/sound/soc/au1x/psc-ac97.c +++ b/sound/soc/au1x/psc-ac97.c @@ -201,13 +201,12 @@ static void au1xpsc_ac97_cold_reset(struct snd_ac97 *ac97) } /* AC97 controller operations */ -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops psc_ac97_ops = { .read = au1xpsc_ac97_read, .write = au1xpsc_ac97_write, .reset = au1xpsc_ac97_cold_reset, .warm_reset = au1xpsc_ac97_warm_reset, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); static int au1xpsc_ac97_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, @@ -417,6 +416,10 @@ static int au1xpsc_ac97_drvprobe(struct platform_device *pdev) platform_set_drvdata(pdev, wd); + ret = snd_soc_set_ac97_ops(&psc_ac97_ops); + if (ret) + return ret; + ret = snd_soc_register_component(&pdev->dev, &au1xpsc_ac97_component, &wd->dai_drv, 1); if (ret) diff --git a/sound/soc/blackfin/bf5xx-ac97.c b/sound/soc/blackfin/bf5xx-ac97.c index 024e2dbe6c7f..c5af677ba49c 100644 --- a/sound/soc/blackfin/bf5xx-ac97.c +++ b/sound/soc/blackfin/bf5xx-ac97.c @@ -198,13 +198,12 @@ static void bf5xx_ac97_cold_reset(struct snd_ac97 *ac97) #endif } -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops bf5xx_ac97_ops = { .read = bf5xx_ac97_read, .write = bf5xx_ac97_write, .warm_reset = bf5xx_ac97_warm_reset, .reset = bf5xx_ac97_cold_reset, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); #ifdef CONFIG_PM static int bf5xx_ac97_suspend(struct snd_soc_dai *dai) @@ -336,6 +335,12 @@ static int asoc_bfin_ac97_probe(struct platform_device *pdev) goto sport_config_err; } + ret = snd_soc_set_ac97_ops(&bf5xx_ac97_ops); + if (ret != 0) { + dev_err(&pdev->dev, "Failed to set AC'97 ops: %d\n", ret); + goto sport_config_err; + } + ret = snd_soc_register_component(&pdev->dev, &bfin_ac97_component, &bfin_ac97_dai, 1); if (ret) { @@ -350,6 +355,7 @@ static int asoc_bfin_ac97_probe(struct platform_device *pdev) sport_config_err: sport_done(sport_handle); sport_err: + snd_soc_set_ac97_ops(NULL); return ret; } @@ -360,6 +366,7 @@ static int asoc_bfin_ac97_remove(struct platform_device *pdev) snd_soc_unregister_component(&pdev->dev); sport_done(sport_handle); + snd_soc_set_ac97_ops(NULL); return 0; } diff --git a/sound/soc/cirrus/ep93xx-ac97.c b/sound/soc/cirrus/ep93xx-ac97.c index d49e0556e381..4bc9490e2c84 100644 --- a/sound/soc/cirrus/ep93xx-ac97.c +++ b/sound/soc/cirrus/ep93xx-ac97.c @@ -237,13 +237,12 @@ static irqreturn_t ep93xx_ac97_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops ep93xx_ac97_ops = { .read = ep93xx_ac97_read, .write = ep93xx_ac97_write, .reset = ep93xx_ac97_cold_reset, .warm_reset = ep93xx_ac97_warm_reset, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); static int ep93xx_ac97_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai) @@ -395,6 +394,10 @@ static int ep93xx_ac97_probe(struct platform_device *pdev) ep93xx_ac97_info = info; platform_set_drvdata(pdev, info); + ret = snd_soc_set_ac97_ops(&ep93xx_ac97_ops); + if (ret) + goto fail; + ret = snd_soc_register_component(&pdev->dev, &ep93xx_ac97_component, &ep93xx_ac97_dai, 1); if (ret) @@ -405,6 +408,7 @@ static int ep93xx_ac97_probe(struct platform_device *pdev) fail: platform_set_drvdata(pdev, NULL); ep93xx_ac97_info = NULL; + snd_soc_set_ac97_ops(NULL); return ret; } @@ -420,6 +424,8 @@ static int ep93xx_ac97_remove(struct platform_device *pdev) platform_set_drvdata(pdev, NULL); ep93xx_ac97_info = NULL; + snd_soc_set_ac97_ops(NULL); + return 0; } diff --git a/sound/soc/codecs/ac97.c b/sound/soc/codecs/ac97.c index ef2ae32ffc66..ec7351803c24 100644 --- a/sound/soc/codecs/ac97.c +++ b/sound/soc/codecs/ac97.c @@ -62,13 +62,13 @@ static struct snd_soc_dai_driver ac97_dai = { static unsigned int ac97_read(struct snd_soc_codec *codec, unsigned int reg) { - return soc_ac97_ops.read(codec->ac97, reg); + return soc_ac97_ops->read(codec->ac97, reg); } static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, unsigned int val) { - soc_ac97_ops.write(codec->ac97, reg, val); + soc_ac97_ops->write(codec->ac97, reg, val); return 0; } @@ -79,7 +79,8 @@ static int ac97_soc_probe(struct snd_soc_codec *codec) int ret; /* add codec as bus device for standard ac97 */ - ret = snd_ac97_bus(codec->card->snd_card, 0, &soc_ac97_ops, NULL, &ac97_bus); + ret = snd_ac97_bus(codec->card->snd_card, 0, soc_ac97_ops, NULL, + &ac97_bus); if (ret < 0) return ret; diff --git a/sound/soc/codecs/ad1980.c b/sound/soc/codecs/ad1980.c index f385342947d3..89fcf7d6e7b8 100644 --- a/sound/soc/codecs/ad1980.c +++ b/sound/soc/codecs/ad1980.c @@ -108,7 +108,7 @@ static unsigned int ac97_read(struct snd_soc_codec *codec, case AC97_EXTENDED_STATUS: case AC97_VENDOR_ID1: case AC97_VENDOR_ID2: - return soc_ac97_ops.read(codec->ac97, reg); + return soc_ac97_ops->read(codec->ac97, reg); default: reg = reg >> 1; @@ -124,7 +124,7 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, { u16 *cache = codec->reg_cache; - soc_ac97_ops.write(codec->ac97, reg, val); + soc_ac97_ops->write(codec->ac97, reg, val); reg = reg >> 1; if (reg < ARRAY_SIZE(ad1980_reg)) cache[reg] = val; @@ -154,13 +154,13 @@ static int ad1980_reset(struct snd_soc_codec *codec, int try_warm) u16 retry_cnt = 0; retry: - if (try_warm && soc_ac97_ops.warm_reset) { - soc_ac97_ops.warm_reset(codec->ac97); + if (try_warm && soc_ac97_ops->warm_reset) { + soc_ac97_ops->warm_reset(codec->ac97); if (ac97_read(codec, AC97_RESET) == 0x0090) return 1; } - soc_ac97_ops.reset(codec->ac97); + soc_ac97_ops->reset(codec->ac97); /* Set bit 16slot in register 74h, then every slot will has only 16 * bits. This command is sent out in 20bit mode, in which case the * first nibble of data is eaten by the addr. (Tag is always 16 bit)*/ @@ -186,7 +186,7 @@ static int ad1980_soc_probe(struct snd_soc_codec *codec) printk(KERN_INFO "AD1980 SoC Audio Codec\n"); - ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); + ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0); if (ret < 0) { printk(KERN_ERR "ad1980: failed to register AC97 codec\n"); return ret; diff --git a/sound/soc/codecs/stac9766.c b/sound/soc/codecs/stac9766.c index cbc7ae322324..a5455c1aea42 100644 --- a/sound/soc/codecs/stac9766.c +++ b/sound/soc/codecs/stac9766.c @@ -143,14 +143,14 @@ static int stac9766_ac97_write(struct snd_soc_codec *codec, unsigned int reg, if (reg > AC97_STAC_PAGE0) { stac9766_ac97_write(codec, AC97_INT_PAGING, 0); - soc_ac97_ops.write(codec->ac97, reg, val); + soc_ac97_ops->write(codec->ac97, reg, val); stac9766_ac97_write(codec, AC97_INT_PAGING, 1); return 0; } if (reg / 2 >= ARRAY_SIZE(stac9766_reg)) return -EIO; - soc_ac97_ops.write(codec->ac97, reg, val); + soc_ac97_ops->write(codec->ac97, reg, val); cache[reg / 2] = val; return 0; } @@ -162,7 +162,7 @@ static unsigned int stac9766_ac97_read(struct snd_soc_codec *codec, if (reg > AC97_STAC_PAGE0) { stac9766_ac97_write(codec, AC97_INT_PAGING, 0); - val = soc_ac97_ops.read(codec->ac97, reg - AC97_STAC_PAGE0); + val = soc_ac97_ops->read(codec->ac97, reg - AC97_STAC_PAGE0); stac9766_ac97_write(codec, AC97_INT_PAGING, 1); return val; } @@ -173,7 +173,7 @@ static unsigned int stac9766_ac97_read(struct snd_soc_codec *codec, reg == AC97_INT_PAGING || reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2) { - val = soc_ac97_ops.read(codec->ac97, reg); + val = soc_ac97_ops->read(codec->ac97, reg); return val; } return cache[reg / 2]; @@ -240,15 +240,15 @@ static int stac9766_set_bias_level(struct snd_soc_codec *codec, static int stac9766_reset(struct snd_soc_codec *codec, int try_warm) { - if (try_warm && soc_ac97_ops.warm_reset) { - soc_ac97_ops.warm_reset(codec->ac97); + if (try_warm && soc_ac97_ops->warm_reset) { + soc_ac97_ops->warm_reset(codec->ac97); if (stac9766_ac97_read(codec, 0) == stac9766_reg[0]) return 1; } - soc_ac97_ops.reset(codec->ac97); - if (soc_ac97_ops.warm_reset) - soc_ac97_ops.warm_reset(codec->ac97); + soc_ac97_ops->reset(codec->ac97); + if (soc_ac97_ops->warm_reset) + soc_ac97_ops->warm_reset(codec->ac97); if (stac9766_ac97_read(codec, 0) != stac9766_reg[0]) return -EIO; return 0; @@ -272,7 +272,7 @@ reset: return -EIO; } codec->ac97->bus->ops->warm_reset(codec->ac97); - id = soc_ac97_ops.read(codec->ac97, AC97_VENDOR_ID2); + id = soc_ac97_ops->read(codec->ac97, AC97_VENDOR_ID2); if (id != 0x4c13) { stac9766_reset(codec, 0); reset++; @@ -336,7 +336,7 @@ static int stac9766_codec_probe(struct snd_soc_codec *codec) { int ret = 0; - ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); + ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0); if (ret < 0) goto codec_err; diff --git a/sound/soc/codecs/wm9705.c b/sound/soc/codecs/wm9705.c index a5fc61dbcd47..70ce6793c5bd 100644 --- a/sound/soc/codecs/wm9705.c +++ b/sound/soc/codecs/wm9705.c @@ -209,7 +209,7 @@ static unsigned int ac97_read(struct snd_soc_codec *codec, unsigned int reg) case AC97_RESET: case AC97_VENDOR_ID1: case AC97_VENDOR_ID2: - return soc_ac97_ops.read(codec->ac97, reg); + return soc_ac97_ops->read(codec->ac97, reg); default: reg = reg >> 1; @@ -225,7 +225,7 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, { u16 *cache = codec->reg_cache; - soc_ac97_ops.write(codec->ac97, reg, val); + soc_ac97_ops->write(codec->ac97, reg, val); reg = reg >> 1; if (reg < (ARRAY_SIZE(wm9705_reg))) cache[reg] = val; @@ -294,8 +294,8 @@ static struct snd_soc_dai_driver wm9705_dai[] = { static int wm9705_reset(struct snd_soc_codec *codec) { - if (soc_ac97_ops.reset) { - soc_ac97_ops.reset(codec->ac97); + if (soc_ac97_ops->reset) { + soc_ac97_ops->reset(codec->ac97); if (ac97_read(codec, 0) == wm9705_reg[0]) return 0; /* Success */ } @@ -306,7 +306,7 @@ static int wm9705_reset(struct snd_soc_codec *codec) #ifdef CONFIG_PM static int wm9705_soc_suspend(struct snd_soc_codec *codec) { - soc_ac97_ops.write(codec->ac97, AC97_POWERDOWN, 0xffff); + soc_ac97_ops->write(codec->ac97, AC97_POWERDOWN, 0xffff); return 0; } @@ -323,7 +323,7 @@ static int wm9705_soc_resume(struct snd_soc_codec *codec) } for (i = 2; i < ARRAY_SIZE(wm9705_reg) << 1; i += 2) { - soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); + soc_ac97_ops->write(codec->ac97, i, cache[i>>1]); } return 0; @@ -337,7 +337,7 @@ static int wm9705_soc_probe(struct snd_soc_codec *codec) { int ret = 0; - ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); + ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0); if (ret < 0) { printk(KERN_ERR "wm9705: failed to register AC97 codec\n"); return ret; diff --git a/sound/soc/codecs/wm9712.c b/sound/soc/codecs/wm9712.c index 8e9a6a3eeb1a..c5eb746087b4 100644 --- a/sound/soc/codecs/wm9712.c +++ b/sound/soc/codecs/wm9712.c @@ -455,7 +455,7 @@ static unsigned int ac97_read(struct snd_soc_codec *codec, if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || reg == AC97_REC_GAIN) - return soc_ac97_ops.read(codec->ac97, reg); + return soc_ac97_ops->read(codec->ac97, reg); else { reg = reg >> 1; @@ -472,7 +472,7 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, u16 *cache = codec->reg_cache; if (reg < 0x7c) - soc_ac97_ops.write(codec->ac97, reg, val); + soc_ac97_ops->write(codec->ac97, reg, val); reg = reg >> 1; if (reg < (ARRAY_SIZE(wm9712_reg))) cache[reg] = val; @@ -581,15 +581,15 @@ static int wm9712_set_bias_level(struct snd_soc_codec *codec, static int wm9712_reset(struct snd_soc_codec *codec, int try_warm) { - if (try_warm && soc_ac97_ops.warm_reset) { - soc_ac97_ops.warm_reset(codec->ac97); + if (try_warm && soc_ac97_ops->warm_reset) { + soc_ac97_ops->warm_reset(codec->ac97); if (ac97_read(codec, 0) == wm9712_reg[0]) return 1; } - soc_ac97_ops.reset(codec->ac97); - if (soc_ac97_ops.warm_reset) - soc_ac97_ops.warm_reset(codec->ac97); + soc_ac97_ops->reset(codec->ac97); + if (soc_ac97_ops->warm_reset) + soc_ac97_ops->warm_reset(codec->ac97); if (ac97_read(codec, 0) != wm9712_reg[0]) goto err; return 0; @@ -624,7 +624,7 @@ static int wm9712_soc_resume(struct snd_soc_codec *codec) if (i == AC97_INT_PAGING || i == AC97_POWERDOWN || (i > 0x58 && i != 0x5c)) continue; - soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); + soc_ac97_ops->write(codec->ac97, i, cache[i>>1]); } } @@ -635,7 +635,7 @@ static int wm9712_soc_probe(struct snd_soc_codec *codec) { int ret = 0; - ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); + ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0); if (ret < 0) { printk(KERN_ERR "wm9712: failed to register AC97 codec\n"); return ret; diff --git a/sound/soc/codecs/wm9713.c b/sound/soc/codecs/wm9713.c index f7afa68d8c7f..a53e175c015a 100644 --- a/sound/soc/codecs/wm9713.c +++ b/sound/soc/codecs/wm9713.c @@ -652,7 +652,7 @@ static unsigned int ac97_read(struct snd_soc_codec *codec, if (reg == AC97_RESET || reg == AC97_GPIO_STATUS || reg == AC97_VENDOR_ID1 || reg == AC97_VENDOR_ID2 || reg == AC97_CD) - return soc_ac97_ops.read(codec->ac97, reg); + return soc_ac97_ops->read(codec->ac97, reg); else { reg = reg >> 1; @@ -668,7 +668,7 @@ static int ac97_write(struct snd_soc_codec *codec, unsigned int reg, { u16 *cache = codec->reg_cache; if (reg < 0x7c) - soc_ac97_ops.write(codec->ac97, reg, val); + soc_ac97_ops->write(codec->ac97, reg, val); reg = reg >> 1; if (reg < (ARRAY_SIZE(wm9713_reg))) cache[reg] = val; @@ -1095,15 +1095,15 @@ static struct snd_soc_dai_driver wm9713_dai[] = { int wm9713_reset(struct snd_soc_codec *codec, int try_warm) { - if (try_warm && soc_ac97_ops.warm_reset) { - soc_ac97_ops.warm_reset(codec->ac97); + if (try_warm && soc_ac97_ops->warm_reset) { + soc_ac97_ops->warm_reset(codec->ac97); if (ac97_read(codec, 0) == wm9713_reg[0]) return 1; } - soc_ac97_ops.reset(codec->ac97); - if (soc_ac97_ops.warm_reset) - soc_ac97_ops.warm_reset(codec->ac97); + soc_ac97_ops->reset(codec->ac97); + if (soc_ac97_ops->warm_reset) + soc_ac97_ops->warm_reset(codec->ac97); if (ac97_read(codec, 0) != wm9713_reg[0]) return -EIO; return 0; @@ -1180,7 +1180,7 @@ static int wm9713_soc_resume(struct snd_soc_codec *codec) if (i == AC97_POWERDOWN || i == AC97_EXTENDED_MID || i == AC97_EXTENDED_MSTATUS || i > 0x66) continue; - soc_ac97_ops.write(codec->ac97, i, cache[i>>1]); + soc_ac97_ops->write(codec->ac97, i, cache[i>>1]); } } @@ -1197,7 +1197,7 @@ static int wm9713_soc_probe(struct snd_soc_codec *codec) return -ENOMEM; snd_soc_codec_set_drvdata(codec, wm9713); - ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0); + ret = snd_soc_new_ac97_codec(codec, soc_ac97_ops, 0); if (ret < 0) goto codec_err; diff --git a/sound/soc/fsl/imx-ssi.c b/sound/soc/fsl/imx-ssi.c index c6fa03e2114a..bd40849454a8 100644 --- a/sound/soc/fsl/imx-ssi.c +++ b/sound/soc/fsl/imx-ssi.c @@ -501,13 +501,12 @@ static void imx_ssi_ac97_warm_reset(struct snd_ac97 *ac97) imx_ssi_ac97_read(ac97, 0); } -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops imx_ssi_ac97_ops = { .read = imx_ssi_ac97_read, .write = imx_ssi_ac97_write, .reset = imx_ssi_ac97_reset, .warm_reset = imx_ssi_ac97_warm_reset }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); static int imx_ssi_probe(struct platform_device *pdev) { @@ -583,6 +582,12 @@ static int imx_ssi_probe(struct platform_device *pdev) platform_set_drvdata(pdev, ssi); + ret = snd_soc_set_ac97_ops(&imx_ssi_ac97_ops); + if (ret != 0) { + dev_err(&pdev->dev, "Failed to set AC'97 ops: %d\n", ret); + goto failed_register; + } + ret = snd_soc_register_component(&pdev->dev, &imx_component, dai, 1); if (ret) { @@ -630,6 +635,7 @@ failed_register: release_mem_region(res->start, resource_size(res)); clk_disable_unprepare(ssi->clk); failed_clk: + snd_soc_set_ac97_ops(NULL); return ret; } @@ -649,6 +655,7 @@ static int imx_ssi_remove(struct platform_device *pdev) release_mem_region(res->start, resource_size(res)); clk_disable_unprepare(ssi->clk); + snd_soc_set_ac97_ops(NULL); return 0; } diff --git a/sound/soc/fsl/mpc5200_psc_ac97.c b/sound/soc/fsl/mpc5200_psc_ac97.c index 4141b35ef0bb..3ef7a0c92efa 100644 --- a/sound/soc/fsl/mpc5200_psc_ac97.c +++ b/sound/soc/fsl/mpc5200_psc_ac97.c @@ -131,13 +131,12 @@ static void psc_ac97_cold_reset(struct snd_ac97 *ac97) psc_ac97_warm_reset(ac97); } -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops psc_ac97_ops = { .read = psc_ac97_read, .write = psc_ac97_write, .reset = psc_ac97_cold_reset, .warm_reset = psc_ac97_warm_reset, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); static int psc_ac97_hw_analog_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, @@ -290,6 +289,12 @@ static int psc_ac97_of_probe(struct platform_device *op) if (rc != 0) return rc; + rc = snd_soc_set_ac97_ops(&psc_ac97_ops); + if (rc != 0) { + dev_err(&op->dev, "Failed to set AC'97 ops: %d\n", ret); + return rc; + } + rc = snd_soc_register_component(&op->dev, &psc_ac97_component, psc_ac97_dai, ARRAY_SIZE(psc_ac97_dai)); if (rc != 0) { @@ -318,6 +323,7 @@ static int psc_ac97_of_remove(struct platform_device *op) { mpc5200_audio_dma_destroy(op); snd_soc_unregister_component(&op->dev); + snd_soc_set_ac97_ops(NULL); return 0; } diff --git a/sound/soc/nuc900/nuc900-ac97.c b/sound/soc/nuc900/nuc900-ac97.c index 8dea4c1fd997..f4c2417a8730 100644 --- a/sound/soc/nuc900/nuc900-ac97.c +++ b/sound/soc/nuc900/nuc900-ac97.c @@ -197,13 +197,12 @@ static void nuc900_ac97_cold_reset(struct snd_ac97 *ac97) } /* AC97 controller operations */ -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops nuc900_ac97_ops = { .read = nuc900_ac97_read, .write = nuc900_ac97_write, .reset = nuc900_ac97_cold_reset, .warm_reset = nuc900_ac97_warm_reset, -} -EXPORT_SYMBOL_GPL(soc_ac97_ops); +}; static int nuc900_ac97_trigger(struct snd_pcm_substream *substream, int cmd, struct snd_soc_dai *dai) @@ -356,6 +355,10 @@ static int nuc900_ac97_drvprobe(struct platform_device *pdev) nuc900_ac97_data = nuc900_audio; + ret = snd_soc_set_ac97_ops(&nuc900_ac97_ops); + if (ret) + goto out; + ret = snd_soc_register_component(&pdev->dev, &nuc900_ac97_component, &nuc900_ac97_dai, 1); if (ret) @@ -367,6 +370,7 @@ static int nuc900_ac97_drvprobe(struct platform_device *pdev) return 0; out: + snd_soc_set_ac97_ops(NULL); return ret; } @@ -375,6 +379,7 @@ static int nuc900_ac97_drvremove(struct platform_device *pdev) snd_soc_unregister_component(&pdev->dev); nuc900_ac97_data = NULL; + snd_soc_set_ac97_ops(NULL); return 0; } diff --git a/sound/soc/pxa/pxa2xx-ac97.c b/sound/soc/pxa/pxa2xx-ac97.c index 57ea8e6c5488..a3c22ba25f08 100644 --- a/sound/soc/pxa/pxa2xx-ac97.c +++ b/sound/soc/pxa/pxa2xx-ac97.c @@ -41,13 +41,12 @@ static void pxa2xx_ac97_cold_reset(struct snd_ac97 *ac97) pxa2xx_ac97_finish_reset(ac97); } -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops pxa2xx_ac97_ops = { .read = pxa2xx_ac97_read, .write = pxa2xx_ac97_write, .warm_reset = pxa2xx_ac97_warm_reset, .reset = pxa2xx_ac97_cold_reset, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); static struct pxa2xx_pcm_dma_params pxa2xx_ac97_pcm_stereo_out = { .name = "AC97 PCM Stereo out", @@ -244,6 +243,10 @@ static int pxa2xx_ac97_dev_probe(struct platform_device *pdev) return -ENXIO; } + ret = snd_soc_set_ac97_ops(&pxa2xx_ac97_ops); + if (ret != 0) + return ret; + /* Punt most of the init to the SoC probe; we may need the machine * driver to do interesting things with the clocking to get us up * and running. @@ -255,6 +258,7 @@ static int pxa2xx_ac97_dev_probe(struct platform_device *pdev) static int pxa2xx_ac97_dev_remove(struct platform_device *pdev) { snd_soc_unregister_component(&pdev->dev); + snd_soc_set_ac97_ops(NULL); return 0; } diff --git a/sound/soc/samsung/ac97.c b/sound/soc/samsung/ac97.c index 04d7fd461484..2dd623fa3882 100644 --- a/sound/soc/samsung/ac97.c +++ b/sound/soc/samsung/ac97.c @@ -214,13 +214,12 @@ static irqreturn_t s3c_ac97_irq(int irq, void *dev_id) return IRQ_HANDLED; } -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops s3c_ac97_ops = { .read = s3c_ac97_read, .write = s3c_ac97_write, .warm_reset = s3c_ac97_warm_reset, .reset = s3c_ac97_cold_reset, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); static int s3c_ac97_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, @@ -452,6 +451,12 @@ static int s3c_ac97_probe(struct platform_device *pdev) goto err4; } + ret = snd_soc_set_ac97_ops(&s3c_ac97_ops); + if (ret != 0) { + dev_err(&pdev->dev, "Failed to set AC'97 ops: %d\n", ret); + goto err4; + } + ret = snd_soc_register_component(&pdev->dev, &s3c_ac97_component, s3c_ac97_dai, ARRAY_SIZE(s3c_ac97_dai)); if (ret) @@ -472,7 +477,7 @@ err4: err3: clk_disable_unprepare(s3c_ac97.ac97_clk); err2: - + snd_soc_set_ac97_ops(NULL); return ret; } @@ -488,6 +493,7 @@ static int s3c_ac97_remove(struct platform_device *pdev) free_irq(irq_res->start, NULL); clk_disable_unprepare(s3c_ac97.ac97_clk); + snd_soc_set_ac97_ops(NULL); return 0; } diff --git a/sound/soc/sh/hac.c b/sound/soc/sh/hac.c index af19f77b7bf0..0af2e4dfd139 100644 --- a/sound/soc/sh/hac.c +++ b/sound/soc/sh/hac.c @@ -227,13 +227,12 @@ static void hac_ac97_coldrst(struct snd_ac97 *ac97) hac_ac97_warmrst(ac97); } -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops hac_ac97_ops = { .read = hac_ac97_read, .write = hac_ac97_write, .reset = hac_ac97_coldrst, .warm_reset = hac_ac97_warmrst, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); static int hac_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, @@ -316,6 +315,10 @@ static const struct snd_soc_component_driver sh4_hac_component = { static int hac_soc_platform_probe(struct platform_device *pdev) { + ret = snd_soc_set_ac97_ops(&hac_ac97_ops); + if (ret != 0) + return ret; + return snd_soc_register_component(&pdev->dev, &sh4_hac_component, sh4_hac_dai, ARRAY_SIZE(sh4_hac_dai)); } @@ -323,6 +326,7 @@ static int hac_soc_platform_probe(struct platform_device *pdev) static int hac_soc_platform_remove(struct platform_device *pdev) { snd_soc_unregister_component(&pdev->dev); + snd_soc_set_ac97_ops(NULL); return 0; } diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index d56bbea6e75e..562d72e04e6e 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -2079,6 +2079,22 @@ int snd_soc_new_ac97_codec(struct snd_soc_codec *codec, } EXPORT_SYMBOL_GPL(snd_soc_new_ac97_codec); +struct snd_ac97_bus_ops *soc_ac97_ops; + +int snd_soc_set_ac97_ops(struct snd_ac97_bus_ops *ops) +{ + if (ops == soc_ac97_ops) + return 0; + + if (soc_ac97_ops && ops) + return -EBUSY; + + soc_ac97_ops = ops; + + return 0; +} +EXPORT_SYMBOL_GPL(snd_soc_set_ac97_ops); + /** * snd_soc_free_ac97_codec - free AC97 codec device * @codec: audio codec diff --git a/sound/soc/tegra/tegra20_ac97.c b/sound/soc/tegra/tegra20_ac97.c index 48037f784a86..f52eab6d2231 100644 --- a/sound/soc/tegra/tegra20_ac97.c +++ b/sound/soc/tegra/tegra20_ac97.c @@ -142,13 +142,12 @@ static void tegra20_ac97_codec_write(struct snd_ac97 *ac97_snd, } while (!time_after(jiffies, timeout)); } -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops tegra20_ac97_ops = { .read = tegra20_ac97_codec_read, .write = tegra20_ac97_codec_write, .reset = tegra20_ac97_codec_reset, .warm_reset = tegra20_ac97_codec_warm_reset, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); static inline void tegra20_ac97_start_playback(struct tegra20_ac97 *ac97) { @@ -409,6 +408,12 @@ static int tegra20_ac97_platform_probe(struct platform_device *pdev) goto err_asoc_utils_fini; } + ret = snd_soc_set_ac97_ops(&tegra20_ac97_ops); + if (ret) { + dev_err(&pdev->dev, "Failed to set AC'97 ops: %d\n", ret); + goto err_asoc_utils_fini; + } + ret = snd_soc_register_component(&pdev->dev, &tegra20_ac97_component, &tegra20_ac97_dai, 1); if (ret) { @@ -436,6 +441,7 @@ err_asoc_utils_fini: tegra_asoc_utils_fini(&ac97->util_data); err_clk_put: err: + snd_soc_set_ac97_ops(NULL); return ret; } @@ -450,6 +456,8 @@ static int tegra20_ac97_platform_remove(struct platform_device *pdev) clk_disable_unprepare(ac97->clk_ac97); + snd_soc_set_ac97_ops(NULL); + return 0; } diff --git a/sound/soc/txx9/txx9aclc-ac97.c b/sound/soc/txx9/txx9aclc-ac97.c index 8ee8d4220014..4bcce8a3cded 100644 --- a/sound/soc/txx9/txx9aclc-ac97.c +++ b/sound/soc/txx9/txx9aclc-ac97.c @@ -119,12 +119,11 @@ static void txx9aclc_ac97_cold_reset(struct snd_ac97 *ac97) } /* AC97 controller operations */ -struct snd_ac97_bus_ops soc_ac97_ops = { +static struct snd_ac97_bus_ops txx9aclc_ac97_ops = { .read = txx9aclc_ac97_read, .write = txx9aclc_ac97_write, .reset = txx9aclc_ac97_cold_reset, }; -EXPORT_SYMBOL_GPL(soc_ac97_ops); static irqreturn_t txx9aclc_ac97_irq(int irq, void *dev_id) { @@ -206,6 +205,10 @@ static int txx9aclc_ac97_dev_probe(struct platform_device *pdev) if (err < 0) return err; + err = snd_soc_set_ac97_ops(&txx9aclc_ac97_ops); + if (err < 0) + return err; + return snd_soc_register_component(&pdev->dev, &txx9aclc_ac97_component, &txx9aclc_ac97_dai, 1); } @@ -213,6 +216,7 @@ static int txx9aclc_ac97_dev_probe(struct platform_device *pdev) static int txx9aclc_ac97_dev_remove(struct platform_device *pdev) { snd_soc_unregister_component(&pdev->dev); + snd_soc_set_ac97_ops(NULL); return 0; } -- cgit v1.2.3